JPS55134331A - Fastening load detector for bolt - Google Patents

Fastening load detector for bolt

Info

Publication number
JPS55134331A
JPS55134331A JP4101079A JP4101079A JPS55134331A JP S55134331 A JPS55134331 A JP S55134331A JP 4101079 A JP4101079 A JP 4101079A JP 4101079 A JP4101079 A JP 4101079A JP S55134331 A JPS55134331 A JP S55134331A
Authority
JP
Japan
Prior art keywords
bolt
magnetic sensor
iron loss
head
coil
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
JP4101079A
Other languages
English (en)
Other versions
JPS5945929B2 (ja
Inventor
Yoshikazu Takekoshi
Takeshi Yagisawa
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Toshiba Corp
Original Assignee
Toshiba Corp
Tokyo Shibaura Electric Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority to GB7918913A priority Critical patent/GB2022268B/en
Application filed by Toshiba Corp, Tokyo Shibaura Electric Co Ltd filed Critical Toshiba Corp
Priority to JP4101079A priority patent/JPS5945929B2/ja
Priority to US06/041,884 priority patent/US4279163A/en
Priority to DE2922256A priority patent/DE2922256C2/de
Priority to SE7904806A priority patent/SE437886B/sv
Priority to CA000328957A priority patent/CA1117596A/en
Priority to CH515979A priority patent/CH640054A5/de
Publication of JPS55134331A publication Critical patent/JPS55134331A/ja
Publication of JPS5945929B2 publication Critical patent/JPS5945929B2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Force Measurement Appropriate To Specific Purposes (AREA)
JP4101079A 1978-06-02 1979-04-06 ボルトの締付荷重検出装置 Expired JPS5945929B2 (ja)

Priority Applications (7)

Application Number Priority Date Filing Date Title
GB7918913A GB2022268B (en) 1978-06-02 1979-03-31 Stress measuring apparatus
JP4101079A JPS5945929B2 (ja) 1979-04-06 1979-04-06 ボルトの締付荷重検出装置
US06/041,884 US4279163A (en) 1978-06-02 1979-05-23 Stress measuring apparatus
DE2922256A DE2922256C2 (de) 1978-06-02 1979-05-31 Vorrichtung zur Messung einer mechanischen Spannung
SE7904806A SE437886B (sv) 1978-06-02 1979-06-01 Apparat for metning av en mekanisk spenning i ett ferromagnetiskt foremal
CA000328957A CA1117596A (en) 1978-06-02 1979-06-01 Stress measuring apparatus
CH515979A CH640054A5 (de) 1978-06-02 1979-06-01 Vorrichtung zum messen von mechanischen spannungen und verwendung derselben.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4101079A JPS5945929B2 (ja) 1979-04-06 1979-04-06 ボルトの締付荷重検出装置

Publications (2)

Publication Number Publication Date
JPS55134331A true JPS55134331A (en) 1980-10-20
JPS5945929B2 JPS5945929B2 (ja) 1984-11-09

Family

ID=12596415

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4101079A Expired JPS5945929B2 (ja) 1978-06-02 1979-04-06 ボルトの締付荷重検出装置

Country Status (1)

Country Link
JP (1) JPS5945929B2 (ja)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57161526A (en) * 1981-03-31 1982-10-05 Shibaura Eng Works Co Ltd Measuring method for axial tension of bolt
US5499540A (en) * 1994-02-15 1996-03-19 The Babcock & Wilcox Company Electromagnetic acoustic transducer for bolt tension and load measurement
US5675087A (en) * 1994-02-15 1997-10-07 The Babcock & Wilcox Company Fastener characterization with an electromagnetic acoustic transducer

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57161526A (en) * 1981-03-31 1982-10-05 Shibaura Eng Works Co Ltd Measuring method for axial tension of bolt
US5499540A (en) * 1994-02-15 1996-03-19 The Babcock & Wilcox Company Electromagnetic acoustic transducer for bolt tension and load measurement
US5675087A (en) * 1994-02-15 1997-10-07 The Babcock & Wilcox Company Fastener characterization with an electromagnetic acoustic transducer

Also Published As

Publication number Publication date
JPS5945929B2 (ja) 1984-11-09

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